Inside The Startup Building Reusable Rockets
Inside The Startup Building Reusable Rockets
Podcast15 min 43 sec
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Note: AI-generated summary based on third-party content. Not financial advice. Read more.
Quick Insights

The space industry is on the verge of a major disruption driven by the development of fully reusable rockets, which could dramatically lower launch costs. Investors should research publicly traded companies that are critical suppliers of components like engines, avionics, and advanced materials to the launch sector. Another opportunity lies with satellite operators and space-based data companies, as their business models will directly benefit from cheaper and more frequent access to space. For diversified exposure to this high-growth theme, consider investing in space-focused ETFs. This is a long-term investment in a high-risk, high-reward sector.

Detailed Analysis

Space Technology & Exploration Sector

  • The discussion centers on Stokespace, a private startup building fully and rapidly reusable rockets, which is described as a transformative goal for the space industry.
  • Current Market Dynamics:
    • The industry currently has a capacity of only around 150 commercial space launches per year.
    • This limited availability is largely consumed by major players like Starlink, creating a significant bottleneck and driving up costs for other potential customers.
    • The high cost of launches is the primary barrier preventing the space economy from becoming more "ubiquitous" and diverse.
  • The Innovation of Full Reusability:
    • Current industry leaders like SpaceX can reuse the first stage of a rocket, but the second stage (an expensive, multi-million dollar vehicle) is still discarded after every mission.
    • Stokespace is pioneering a second stage that can survive re-entry from speeds of 17,000 miles per hour and land for reuse. This is the key to unlocking "aircraft-like reusability."
    • Success in full reusability could dramatically lower costs and increase launch frequency, potentially leading to an "iPhone app store moment" for space, where countless new applications and businesses are created.
  • Key Private Companies Mentioned:
    • Stokespace: A Y Combinator-backed startup that has raised ~$990 million and is building its own rockets, engines, and software with a focus on vertical integration to speed up development.
    • Blue Origin: The former employer of the Stokespace founders and a major competitor in the private space race.
    • Starlink: A subsidiary of SpaceX, mentioned as the largest consumer of current launch capacity, highlighting the immense demand.

Takeaways

  • The space launch industry is poised for a major disruption driven by the pursuit of full reusability. This technology is the key to unlocking lower costs and higher launch frequency, which would fundamentally expand the entire space economy.
  • While the specific companies discussed (Stokespace, Blue Origin, SpaceX) are private and not accessible to public market investors, the insights reveal a powerful investment theme.
  • Actionable insights for investors:
    • Research publicly traded companies that are part of the space ecosystem. This includes:
      • Companies developing their own launch capabilities, especially those with a clear strategy for reusability.
      • Critical suppliers of components like engines, avionics, advanced materials, and software to the launch industry.
      • Satellite operators and space-based data companies that would directly benefit from a decrease in launch costs.
    • Consider investing in space-focused ETFs to gain diversified exposure to the sector while mitigating the high single-company risk associated with this capital-intensive and technologically complex industry.
  • Risk Factor: This is a "deep tech" sector with long time horizons and high development risk. The podcast notes that building rockets is incredibly hard and that you must "plan for failure." Investors should have a high risk tolerance and a long-term perspective.
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Episode Description
Stoke Space is racing to build the world's first fully reusable rockets that can launch, survive reentry, and fly again and again. In this episode of Hard Tech, YC’s Aaron Epstein sits down with Stoke Space co-founders Andy Lapsa and Tom Feldman to find out why they chose to take on one of the hardest problems in rocket science, how an obsession with efficiency gives them an edge, and what full reusability could unlock for the future of spaceflight. Apply to Y Combinator: https://www.ycombinator.com/apply Work at a startup: https://www.ycombinator.com/jobs
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